Cause & Effect: Modern Wars: The Cold War
Understanding the Executive Branch: Inside the Department of Commerce
An Unprecedented Election: Media, Communication, and the Electorate in the 2016 Campaign
Cause & Effect: Modern Wars: World War I
Understanding the Executive Branch: Inside the Department of Agriculture
Understanding the Executive Branch: Inside the Department of Energy
Understanding the Executive Branch: Inside the Department of Homeland Security
Westward Expansion: America's Push to the Pacific: Settlers, Traders, and Trails
Thinking Critically: Terrorism
Cause & Effect: Modern Wars: The Persian Gulf War
Understanding the Executive Branch: Inside the Department of Labor
Understanding the Executive Branch: Inside the Department of Transportation
Defining Documents in American History: Supreme Court Decisions (1803-2017)
The Push for Social Change: The Women's Rights Movement
US Supreme Court Landmark Cases: Marriage Equality: Obergefell v. Hodges
The Colonial and Postcolonial Experience: Colonial and Postcolonial Latin America and the Caribbean
Defying Convention: Women Who Changed the Rules: Women Political Leaders
The Roots and Consequences of Civil Wars and Revolutions: Conflicts That Changed World History